mac 安装brew Failed to connect to raw.githubusercontent.com port
现在安装brew，一会报这个错，一会儿报那个错，上网查了很多教程，用了很多时间都是不可以，电脑开v*n翻墙也不行。
Warning: The Ruby Homebrew installer is now deprecated and has been rewritten in
Bash. Please migrate to the following command:
/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"
curl: (7) Failed to connect to raw.githubusercontent.com port 443: Connection refused
解决方案：
/bin/zsh -c "$(curl -fsSL https://gitee.com/cunkai/HomebrewCN/raw/master/Homebrew.sh)"